USD329049SExpiredUtility
Portable telephone talking calculator
Est. expiryDec 19, 2010(expired)· nominal 20-yr term from priority
Inventors:Richard F. M. Peersmann
85
PatentIndex Score
26
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14
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe design of a portable telephone talking calculator, as shown and described herein.
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